SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityAnalyzed

CVE-2025-1246

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Arm Ltd Bifrost GPU Userspace Driver, Arm Ltd Valhall GPU Userspace Driver, Arm Ltd Arm 5th Gen GPU Architecture Userspace Driver allows a non-privileged user…

HIGH 7.8EPSS 0.15%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.15%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Arm Ltd Bifrost GPU Userspace Driver, Arm Ltd Valhall GPU Userspace Driver, Arm Ltd Arm 5th Gen GPU Architecture Userspace Driver allows a non-privileged user process to perform valid GPU processing operations, including via WebGL or WebGPU, to access outside of buffer bounds.This issue affects Bifrost GPU Userspace Driver: from r18p0 through r49p3, from r50p0 through r51p0; Valhall GPU Userspace Driver: from r28p0 through r49p3, from r50p0 through r54p0; Arm 5th Gen GPU Architecture Userspace Driver: from r41p0 through r49p3, from r50p0 through r54p0.

CVSS 3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.15% probability · 5th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
arm/5th gen gpu architecture userspace driver · arm/bifrost gpu userspace driver · arm/valhall gpu userspace driver
Source
arm-security@arm.com

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.